Hylck Douwes, born circa 1593.

Hylck was married to
Tiaard Jetses, born circa 1588, son of Jetse Tiaards and Anne Meynerts.

• 1 : Jetse Tiaards, born circa 1615.
  Jetse was married on September 20, 1657 in church, at the age of approximately 42 to Ducke Haijes (aged approximately 37 years), born circa 1620.